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feat(tui): recognize sidescroll events (#19992)

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Ref https://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h3-Other-buttons
This works in xterm and kitty.
CSI < 66 ; x ; y M sequence is for ScrollWheelLeft.
CSI < 67 ; x ; y M sequence is for ScrollWheelRight.
This commit is contained in:
zeertzjq
2022-08-30 10:55:00 +08:00
committed by GitHub
parent 7f20d61e00
commit 568737d5b3
2 changed files with 206 additions and 2 deletions
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15
src/nvim/tui/input.c
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@@ -398,6 +398,14 @@ static void forward_mouse_event(TermInput *input, TermKeyKey *key)
button = last_pressed_button;
}
if (ev == TERMKEY_MOUSE_UNKNOWN && !(key->code.mouse[0] & 0x20)) {
int code = key->code.mouse[0] & ~0x3c;
if (code == 66 || code == 67) {
ev = TERMKEY_MOUSE_PRESS;
button = code - 60;
}
}
if (button == 0 || (ev != TERMKEY_MOUSE_PRESS && ev != TERMKEY_MOUSE_DRAG
&& ev != TERMKEY_MOUSE_RELEASE)) {
return;
@@ -431,8 +439,11 @@ static void forward_mouse_event(TermInput *input, TermKeyKey *key)
if (button == 4) {
len += (size_t)snprintf(buf + len, sizeof(buf) - len, "ScrollWheelUp");
} else if (button == 5) {
len += (size_t)snprintf(buf + len, sizeof(buf) - len,
"ScrollWheelDown");
len += (size_t)snprintf(buf + len, sizeof(buf) - len, "ScrollWheelDown");
} else if (button == 6) {
len += (size_t)snprintf(buf + len, sizeof(buf) - len, "ScrollWheelLeft");
} else if (button == 7) {
len += (size_t)snprintf(buf + len, sizeof(buf) - len, "ScrollWheelRight");
} else {
len += (size_t)snprintf(buf + len, sizeof(buf) - len, "Mouse");
last_pressed_button = button;